Service Manual

27
6802800U74-AN
List of Figures
Figure 148: MTS 4 TX on one Antenna and up to three RX Antennas Filter Configuration .................274
Figure 149: MTS 4 TX on one Antenna and two RX Antennas Filter Configuration .............................274
Figure 150: MTS 4 TX on one Antenna and three RX Antennas Filter Configuration ..........................274
Figure 151: MTS 4 Preselector .............................................................................................................275
Figure 152: Schematic Diagram of MTS 4 Preselector .........................................................................276
Figure 153: MTS 4 Duplexer .................................................................................................................278
Figure 154: Schematic Diagram of MTS 4 Duplexer .............................................................................278
Figure 155: Post Filter ...........................................................................................................................281
Figure 156: Schematic Diagram of Post Filter.......................................................................................281
Figure 157: Auto Tune Cavity Combiner ...............................................................................................284
Figure 158: Tuning Knob and Locking Knob ......................................................................................... 288
Figure 159: Expansion Cabinet with Single Diversity ............................................................................290
Figure 160: Expansion Cabinet with Dual Diversity ..............................................................................290
Figure 161: Expansion Cabinet with Triple Diversity .............................................................................291
Figure 162: Expansion Cabinet RX Splitter ...........................................................................................291
Figure 163: Schematic Diagram of RX Splitter......................................................................................292
Figure 164: Site Controller Front View ..................................................................................................294
Figure 165: Site Controller Rear View ...................................................................................................295
Figure 166: Site Controller - Functional Block Diagram ........................................................................ 296
Figure 167: Site Controller - Front Panel ...............................................................................................297
Figure 168: Site Controller - Front Panel LEDs Position .......................................................................298
Figure 169: Site Controller Rear Panel .................................................................................................303
Figure 170: Site Controller - CAN Bus ..................................................................................................304
Figure 171: Site Controller - Captive Screws ........................................................................................309
Figure 172: Site Controller - Lithium Battery Location ......................................................................... 310
Figure 173: XHUB Controller .................................................................................................................311
Figure 174: XHUB Controller – Functional Block Diagram ................................................................... 313
Figure 175: XHUB Controller- Front Panel ............................................................................................314
Figure 176: Base Radio .........................................................................................................................319
Figure 177: Base Radio Front Panel ..................................................................................................... 320
Figure 178: BR-Arch-1 Base Radio – Functional Block Diagram .......................................................... 321
Figure 179: BR-Arch-2 Base Radio – Functional Block Diagram .......................................................... 322
Figure 180: Low-power PA Functional Block Diagram .......................................................................... 324
Figure 181: High-power PA Functional Block Diagram ......................................................................... 324
Figure 182: Mid-power PA Functional Block Diagram .......................................................................... 325
Figure 183: Power Supply Unit Front Panel .......................................................................................... 329
Figure 184: PSU Front Panel ................................................................................................................ 333
Figure 185: MTS Fan Kit. ......................................................................................................................339
Figure 186: MTS LiTE Airflow ...............................................................................................................341
Figure 187: MTS 2 Airflow .................................................................................................................... 342